ProxyOstium is a UNIX program, that hooks network-related libc functions in dynamically linked programs via a preloaded DLL and redirects the connections through SOCKS4a/5 or HTTP proxies.
HSFTP (Hybrid sftp) is developing to transmit the large size file at high speed on the long distance and wideband infrastructure. It has achieved the fast transfer by changing the file transfer part of sftp into the UDP (using UDT). cf. HSCP.